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c458c05801
The dark lord Gosling designed the Java package naming system so that ownership flows from the DNS system. Since we own the domain name registry.google, it seems only appropriate that we should use google.registry as our package name.
68 lines
2.6 KiB
Java
68 lines
2.6 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.flows;
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import static google.registry.flows.EppController.handleEppCommand;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static javax.servlet.http.HttpServletResponse.SC_BAD_REQUEST;
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import static javax.servlet.http.HttpServletResponse.SC_OK;
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import com.google.common.net.MediaType;
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import google.registry.util.FormattingLogger;
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import java.io.IOException;
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import java.io.OutputStream;
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import javax.servlet.http.HttpServletResponse;
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/** Utility methods for Epp servlet classes. */
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public final class EppServletUtils {
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public static final MediaType APPLICATION_EPP_XML_UTF8 =
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MediaType.create("application", "epp+xml").withCharset(UTF_8);
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private static final FormattingLogger logger = FormattingLogger.getLoggerForCallerClass();
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/**
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* Handle an EPP request and write out a servlet response.
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*
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* @throws IOException upon failure writing to {@code rsp}
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*/
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static void handleEppCommandAndWriteResponse(
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byte[] inputXmlBytes, HttpServletResponse rsp, SessionMetadata sessionMetadata)
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throws IOException {
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byte[] response;
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try {
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response = handleEppCommand(inputXmlBytes, sessionMetadata);
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} catch (Exception e) {
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logger.warning(e, "handleEppCommand general exception");
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rsp.setStatus(SC_BAD_REQUEST);
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return;
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}
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// Note that we always return 200 (OK) even if the EppController returns an error response.
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// This is because returning an non-OK HTTP status code will cause the proxy server to
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// silently close the connection without returning any data. The only time we will ever return
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// a non-OK status (400) is if we fail to muster even an EPP error response message. In that
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// case it's better to close the connection than to return garbage.
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rsp.setStatus(SC_OK);
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rsp.setContentType(APPLICATION_EPP_XML_UTF8.toString());
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try (OutputStream output = rsp.getOutputStream()) {
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output.write(response);
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}
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}
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private EppServletUtils() {}
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}
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